Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Don't Get Clever
Search
avdi
July 20, 2013
1
330
Don't Get Clever
Part of the Ruby Rogues live panel episode at Lone Star Ruby Conference 2013.
avdi
July 20, 2013
Tweet
Share
More Decks by avdi
See All by avdi
Pairing is Caring
avdi
2
420
Code to Joy
avdi
10
1.5k
Building Gems that Don't Suck
avdi
4
480
Making Little Classes out of Big Ones
avdi
29
3.2k
Featured
See All Featured
Easily Structure & Communicate Ideas using Wireframe
afnizarnur
190
16k
Art, The Web, and Tiny UX
lynnandtonic
294
20k
Understanding Cognitive Biases in Performance Measurement
bluesmoon
26
1.3k
Music & Morning Musume
bryan
46
6k
ReactJS: Keep Simple. Everything can be a component!
pedronauck
663
120k
What's in a price? How to price your products and services
michaelherold
242
11k
Unsuck your backbone
ammeep
667
57k
KATA
mclloyd
27
13k
Bootstrapping a Software Product
garrettdimon
PRO
304
110k
Raft: Consensus for Rubyists
vanstee
135
6.5k
A Modern Web Designer's Workflow
chriscoyier
692
190k
A designer walks into a library…
pauljervisheath
201
24k
Transcript
Don't Get Clever Avdi Grimm
Pop quiz r e q u i r e '
p s t o r e ' s t o r e = P S t o r e . n e w ( ' d a t a . p s t o r e ' ) s t o r e . t r a n s a c t i o n ( t r u e ) d o # . . . e n d
Pop quiz 2 A r r a y . i
n s t a n c e _ m e t h o d s ( f a l s e )
Symbols are truthy r e q u i r e
' p s t o r e ' s t o r e = P S t o r e . n e w ( ' d a t a . p s t o r e ' ) s t o r e . t r a n s a c t i o n ( : r e a d _ o n l y ) d o # . . . e n d
Clever!
What's : r e a d _ o n l
y ?? s t o r e . t r a n s a c t i o n ( : r e a d _ o n l y ) d o # . . . e n d
Dead end s t o r e . t r
a n s a c t i o n ( : c h u n k y _ b a c o n ) d o # . . . e n d
Negation A r r a y . i n s
t a n c e _ m e t h o d s ( ! : i n c l u d e _ s u p e r )
Don't get clever
Intention-revealing argument r e a d _ o n l
y = t r u e s t o r e . t r a n s a c t i o n ( r e a d _ o n l y ) d o # . . . e n d
Intention-revealing argument i n c l u d e _
s u p e r = f a l s e A r r a y . i n s t a n c e _ m e t h o d s ( i n c l u d e _ s u p e r )
Inline version A r r a y . i n
s t a n c e _ m e t h o d s ( i n c l u d e _ s u p e r = f a l s e )
Don't get clever